Container vessel
Container ship engines running inefficiently at low load? Five options to think about

Container ships built more than five years ago are now likely to be sailing inefficiently at low engine loads. Here are five options to think about.

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Wärtsilä service employee at work
24 Sep 2024 · Article
7 min read
Ship spares: Five top tips to help keep your operations compliant
If you own or operate a ship, these 5 top tips will help you comply with...
Wärtsilä service employee
25 Jun 2024 · Article
5 min read
Why less critical spare parts for ships may matter more than you think
Many think that if you take care of critical spare parts, you can protect...
Cruise vessel Le Commandant Charcot ©PONANT-Daniel Ernst
26 Mar 2024 · Article
5 min read
How can small cruise ships decarbonise? 5 top tips from an expert
When it comes to small cruise ships and decarbonisation, there are several...
Aasfoss © Aasen Shipping
12 Mar 2024 · Article
5 min read
Hybrid ships: a surprising reason they are such an excellent idea
Hybrid ships can save you money in three key ways – but there’s also one...
Wärtsilä Methanol engine type illustration
20 Feb 2024 · Article
5 min read
Which engine are you? 5 fun engine personality secrets you never knew
A wildly popular online test revealed 5 fun engine personality secrets. See...
Wrapped up presents
19 Dec 2023 · Article
5 min read
7 insightful tips: This year’s best pieces of content for maritime professionals
7 essential maritime insights from 2023 in one place – from...
aerial view of a container ship
10 Nov 2023 · Article
5 min read
Decarbonising container ships: win big instead of losing large with these five tips
Follow these five top tips from a Wärtsilä expert to help make...
Container vessel
26 Sep 2023 · Article
5 min read
Container ship engines running inefficiently at low load? Five options to think about
Container ships built more than five years ago are now likely...
container ship
20 Jul 2023 · Article
3 min read
4 top tips to help you decarbonise your merchant fleet fast
If you own or operate merchant vessels like bulkers, tankers or container ships, how can...
Wärtsilä service staff
6 Jun 2023 · Article
3 min read
Five reasons why I love our research and development department
Research and development, why do I love you? Wärtsilä’s Juha Kytölä, Chief...
21 Mar 2024 · Article
5 min read
Future fuels A to Z – 19 best picks on future marine fuel technology
The 19 best picks on marine future fuel technology to help you comply with...
23 Feb 2023 · Article
5 min read
Short sea shipping and sustainability: 3 interesting considerations
Could an aging fleet and tightening environmental regulations be an opportunity...
Wärtsilä service employees working on an engine
4 Jun 2024 · Article
5 min read
The top 4 benefits of good ship engine maintenance practices
Ship engine maintenance might seem costly and time-consuming. But when it’s well...
15 Dec 2022 · Article
6 min read
Smart decarbonisation: Top 8 ways that ferry operators can do it profitably
From flexible engines and electrification to hybridisation and future...
18 Oct 2022 · Article
3 min read
Decarbonisation drives innovation in short sea shipping
Can flexible hybridised solutions provide a clear pathway to zero emissions?
17 Oct 2022 · Article
4 min read
Five ways the Wärtsilä 46TS-DF helps you decarbonise now and in the future
Take a peek under the hood of the market-beating Wärtsilä 46TS-DF engine...
2 Jun 2022 · Article
5 min read
The Wärtsilä 2-Stroke Future Fuels Conversion Platform – A fuel-proof way to gear up for decarbonisation
The Wärtsilä 2-Stroke Future Fuels...
Wärtsilä 46TS-DF - The power to change
1 Jun 2022 · Article
5 min read
Wärtsilä 46TS-DF – The power to change
The Wärtsilä 46TS-DF delivers dual-fuel flexibility and record-breaking fuel economy across the operating...
10 May 2022 · Article
6 min read
Wärtsilä W32 methanol launch webinar
The Wärtsilä 32 Methanol engine is part of Wärtsilä’s wider efforts to help decarbonise the maritime industry...
Ship with LNG tank
19 Jun 2024 · Article
6 min read
LNG as fuel for ships: expert answers to 17 important questions
LNG is a cost-effective fuel that reduces greenhouse gas emissions and other harmful...
7 Apr 2022 · Article
6 min read
DC or not DC, that is the question
What are the advantages and disadvantages of DC hubs? When are they useful and what problems can arise when...
22 Nov 2021 · Article
3 min read
BioLNG means it’s full steam ahead on Destination Gotland’s quest to decarbonise
When oil prices fell dramatically in 2015–16 it led to a decrease...
A cleaner, greener machine – Wärtsilä W34DF control software upgrade cuts greenhouse gas emissions at all load points
31 Aug 2021 · Article
3 min read
A cleaner, greener machine – Wärtsilä 34DF control software upgrade cuts greenhouse gas emissions
Wärtsilä’s new control software upgrade for its...
Integrated-solutions-for-wind-farm-vessels
28 Jul 2021 · Article
3 min read
The winds of opportunity – integrated solutions for offshore wind vessels
With the growth in demand for wind farms coinciding with the increasingly...
Ammonia as fuel by Wärtsilä
15 Nov 2023 · Article
10 min read
Ammonia as marine fuel? It is easier if you do it smart
Adopting ammonia to fuel ships can decrease greenhouse gas emissions. How will it work? How...
new multi-purpose SOV for offshore wind
12 Feb 2021 · Article
3 min read
Wärtsilä’s new multi-purpose SOV for offshore wind – future-proof, flexible and Jones-act compliant
Wärtsilä’s new multi-purpose SOV for offshore...
Data-driven-maintenance–why-less-is-more
28 Jan 2021 · Article
3 min read
Data driven maintenance – why less is more
With an expensive, complex asset like a ship’s engine it would be unthinkable to consider giving it less,...
Next in the print queue: critical engine parts
21 Dec 2020 · Article
3 min read
Next in the print queue: critical engine parts
What was the last thing you printed? While for many of us it’s likely to be a work document or a pile...
What does an ammonia-ready vessel look like?
2 Dec 2020 · Article
3 min read
What does an ammonia-ready vessel look like?
As carbon-neutral fuel choices narrow, shipowners are beginning to look more closely at how existing...
cargo terminal
24 Nov 2020 · Article
5 min read
6 ways container vessel companies are reducing their environmental impact
Under growing pressure from regulators, the shipping industry is working...
Wärtsilä employees in front of an engine
25 Oct 2023 · Article
5 min read
How to be smarter about methane slip – right now
Are you looking for options to reduce your methane slip? Discover simple solutions that can bring...
Wärtsilä stern trawler design, fishing for better efficiency
24 Jan 2017 · Article
4 min read
Fishing for efficiency
Wärtsilä's fish-eye view of the global fishing market and thousands of hours of development work have resulted in a better...
Cargo ship at sea, view from bridge
29 Sep 2020 · Article
4 min read
Wärtsilä Fuel Efficiency Boost retrofit cuts fuel consumption for two-stroke engines
For vessel owners and operators, reducing marine emissions and...
Cargo ship and tall ship in the Baltic Sea
24 Sep 2020 · Article
3 min read
Wärtsilä’s SeaTech project to change the face of shipping emissions
The SeaTech project, a European Union-funded collaboration, could be a...
New shuttle tanker beats the emissions clock
5 Dec 2017 · Article
3 min read
The new Shuttle Tanker
The new Shuttle Tanker concept developed by the world’s largest provider of shuttle tanker services, TEEKAY, in close...
Creating Optimal LNG Storage Solutions
20 Oct 2015 · Article
6 min read
Creating Optimal LNG Storage Solutions
Liquefied natural gas (LNG) has taken a firm foothold as the marine fuel of the future, a fact that is clear...
Taking control to the next level
21 Nov 2017 · Article
4 min read
Taking control to the next level
Offered as a standard feature on all new Wärtsilä 31, Wärtsilä 46DF, Wärtsilä 20V34SG and Wärtsilä 18V50SG engines,...
Automating Operim
12 Dec 2017 · Article
3 min read
Automating Operim
Wärtsilä Gas Solutions’ Operim has been monitoring its LNG cargo and reliquefaction plants on LNG carriers since 2011, but its new...
Gas Valve Unit
16 May 2017 · Article
5 min read
The Wärtsilä Gas Valve Unit Enclosed Design (GVU-ED™) for marine applications
Wärtsilä’s dual-fuel engine technology is widely recognized as an...
Orders stream in for Wärtsilä 31
28 Mar 2018 · Article
3 min read
Orders stream in for Wärtsilä 31
The demand for what the Guinness Book of World Records calls ‘the world’s most efficient 4-stroke engine’, the...
LNG as fuel solution
4 Apr 2018 · Article
3 min read
‘LNG as fuel’ solution
As one of the leaders in the fast-growing market for liquefied natural gas (LNG) solutions, Wärtsilä is constantly seeking to...
Modularisation hand in hand with manufacturability
29 May 2018 · Article
5 min read
Modularisation hand in hand with manufacturability
The development of the new Wärtsilä 31 engine provided the perfect opportunity to exploit the...
Wärtsilä 20 - Small changes, big results
12 Jun 2018 · Article
4 min read
Wärtsilä 20 – Small changes, big results
We revisit a classic, making it better and more efficient than ever before. The upgraded Wärtsilä 20 engine...
China’s shipbuilding sector’s smart moment
26 Sep 2018 · Article
3 min read
China’s shipbuilding sector’s smart moment
CSSC Wärtsilä Engine (Shanghai) Co., Ltd (CWEC), the joint venture company formed between Wärtsilä and...
Wartsila sets sight on ambitious emission reduction targets
3 Oct 2018 · Article
3 min read
Wärtsilä sets sight on ambitious emission reduction targets
As a sustainably aware company, Wärtsilä is committed to minimising the environmental...
One-stop shop for engine and turbocharger maintenance
8 Nov 2018 · Article
3 min read
One-stop shop for engine and turbocharger maintenance
When it comes to service and maintenance needs for engines and turbochargers, the buck stops...
the-wartsila-hy-tug-system-electric-hybrid-designs-to-save-costs-and-reduce-emissions_resized
13 Nov 2018 · Article
8 min read
The Wärtsilä HY TUG system: Electric hybrid designs to save costs and reduce emissions
Wärtsilä is currently launching new hybrid propulsion systems...
Avoiding risks worth EUR 15 million in passenger and cruise new-build projects
1 Aug 2019 · Article
6 min read
Avoiding risks worth EUR 15 million in passenger and cruise new-build projects
Shipbuilding has come a long way from being a large but...
Wärtsilä 14 and Wilmer Wahlstedt
18 Dec 2019 · Article
5 min read
A tradition of innovation in engine design
This year has been a very special year for Wärtsilä. While the company turned 185, it was also the 60th...
changing-tack-on-digitalisation51dfb44b7f0f601bb10cff00002d23141920x690
16 Jul 2019 · Article
5 min read
Changing tack on digitalisation
While responsiveness and adaptability are crucial on the high seas, it can be met with scepticism when it comes to...
Cruising towards sustainability
8 Oct 2019 · Article
4 min read
Cruising towards sustainability
Cruise ships are massive floating cities and, much like their land-based counterparts, have to deal with problems...
Oshima
16 Oct 2019 · Article
8 min read
Ultramax 2030: Next generation shipping
Ship owners can now have vessels that that are affordable, compliant with the IMO’s 2030 emission targets...
Wärtsilä 31
1 Jun 2015 · Article
7 min read
Wärtsilä 31 – the most efficient engine in the world
The Wärtsilä 31 marine engine sets the standard for energy efficiency. It has the lowest fuel...
Wärtsilä 31
8 Jan 2019 · Article
5 min read
Japanese ferries achieve efficiency and lower emissions
Japan has one of the most advanced ferry fleets in the world, thanks in part to Wärtsilä...
Wärtsilä working to raise efficiencies, lower operational costs, and reduce the environmental impact for fishing industry vessels
1 Apr 2020 · Article
7 min read
Wärtsilä working to raise efficiencies, lower operational costs, and reduce the environmental impact for fishing industry vessels
The global fishing...
Dual fuel engines hero image
26 Apr 2017 · Article
25 min read
Common rail fuel injection rules the waves
Very few marine engines are awarded a Guinness World Record. Thanks to Wärtsilä’s common rail injection...
World's first ethane-powered marine vessels
21 Sep 2016 · Article
25 min read
World's first ethane-powered marine vessels
Originally designed to run on LNG, MDO and HFO, the Dragon class vessels were meant to use LNG as fuel...